A video posted by The Real Is Back!! (@whatspoppindotnet) on Jun 28, 2015 at 2:23pm PDT

E! reports Cayne dedicated the song "I Am Woman" to Jenner, who responded by making it rain cash on the performer. Jenner stood up to take selfies as she joined in on the Pride celebrations, which were made all the more historic following the legalization of gay marriage on Friday.

Jenner was filming her new eight-episode docu-series I Am Caitwhile at the party, and was joined by six friends. Her show will premiere on July 26.